var createError = require('http-errors');
var express = require('express');
var path = require('path');
var cookieParser = require('cookie-parser');
var logger = require('morgan');

var indexRouter = require('./routes/web/index');
const accountRouter = require('./routes/api/account')
const loginRouter = require('./routes/web/login')
var app = express();
const apiAuthRouter = require('./routes/api/auth')

const session = require('express-session')
const MongoStore = require('connect-mongo');
const dbConfig = require('./config/config')
const {dbHost,dbPort,dbName} = dbConfig

app.use(session({
  name:'sid',  //设置session在cookie的name
  secret: 'keyboard cat',   //签名密钥
  resave: true, //在每次重新请求是重新保存session
  saveUninitialized: true,  // 是否未每次请求创建一个
  store: MongoStore.create({
    mongoUrl: `mongodb://${dbHost}:${dbPort}/${dbName}`
  }),
  cookie: {
    httpOnly:true,  //开启后前端无法通过js操作
    maxAge:1000 * 60 * 60 *24 * 7 //控制session的存在时间
  }
}))





// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');

app.use(logger('dev'));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));

app.use('/', indexRouter);
app.use('/api',accountRouter)
app.use('/', loginRouter)
app.use('/api',apiAuthRouter)


// catch 404 and forward to error handler
app.use(function(req, res, next) {
  res.render('404')
});

// error handler
app.use(function(err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

module.exports = app;
